Chapter 13 Symmetry Exercise 13.1
Question 1: List any four symmetrical objects from your home or school.
Answer: Chocolate, Table, Board, Clock etc.
Question 2: For the given figure, which one is the mirror line, l₁ or l₂?
![Question 2](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJjFtC7lEjSc463KOH6KNR_JrEh7HnoaZBZVj2cG36jr7xFzi-CtokOsr-E1jXS_v94OrZstAwwL4pF9kT64mCigj5tFtMsAwhzqQ9-2REvlh3HU5TtwlKWvZ2-Baj_Q_wBcw7LmW0085n2wfNe5eQv7dC8Z96uvp-NsRrx3kCFrjvjDj0fb6ZgJvzmQ/s16000-rw/1.png)
Answer: l₂ is the mirror line because it divides the figure into two equal half.
Question 3: Identify the shapes given below. Check whether they are symmetric or not. Draw the line of symmetry as well.
![Question 3](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOGVhcTUqJpvcZ3kv-yfdxWXm3cWoqh3Y0aCHpPTkGuuiEsTFYPS0xHhCP6yw9i6PcO98Z7olSquryz0LdsWhINtgVUwYW53el0B8r3N5YrtIyScJeCawhxfPzEqbckEtUWUp4tft_XYIM764CE652AzIo3K2Grgg4IPrgoRyhf3ONkp4fm23qyn88hA/s16000-rw/2.png)
Answer:
![Question 3 Answer](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhZtSNtEBQ3nZw39lZJSNfs7NlRQVlsh5a-FukHyMD7wzNXscOEzG4oh1Ls_z1Jk5vxIrRW-ngvSRYsymqAyUtPzETd0u7YuyBIIHqhsRvBJAhuJ6TN51HI_ypl18tk0PB5tHZQzuqScHIUxDrU8PFWsl5cKP58HAhloBuTFFu_iDY7xPKNfC69uHPJoQ/s16000-rw/3.png)
a) Yes it is symmetric.
b) Yes it is symmetric.
c) No it is symmetric.
d) Yes it is symmetric.
e) Yes it is symmetric.
f) Yes it is symmetric.
Question 4: Copy the following on a squared paper. A square paper is what you would have used in your arithmetic notebook in earlier classes. Then complete them such that the dotted line is the line of symmetry.
![Question 4](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj-zXVIBKddBiCj_fTA4dP7uqpe8QT4Kinuqe04t9ewOdh1EcQBNFdltSwBYZLNB4mdET6ZtN98WQAjd8bvXJlvkII6CvGS93wH80ia3aJ8HvK4VcK2N4M-flQmypju4oxQE64HGgK-dRlQ9zh2aXUyooeL9zRDskhHquvNhxHCMKi89HiBceHw_BEcUA/s16000-rw/4.png)
Answer:
![Question 4 Answer](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEifjErz5RkpH6bgplqgfefWIemXGkbTE9QidylU9g47jqr2kW1_DTsvYHxp1OA5mAWW-Z_AvkiTQOsNXzisn2R6OCM8JtkbDLll33w8V3IHqR69a9aV-e3Ac4gZG7HUomYRm12XxKN7zFUrNQK1S8Fkb1E7qlbHGef5UjXUE-jBncDGIBujBALHdtpVTQ/s16000-rw/5.png)
Question 5: In the figure, l is the line of symmetry. Complete the diagram to make it symmetric.
![Question 5](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhs2viZ5faxbxjaeAUntyk3B-iZ3zhczddcleeSyMkfi8ulIM3Gz_GdGaJ9kOjcrUB5fQl52mGJwn8MYz7wV9_b_ezs5VdA7zOS1t8iSqqzU8KtI3JvpKRcwSsaggJpofgQoeOLDl3WIAPSNC6G8fMGT6drXW0yaG1cGsFpT7J2xQB-oHnC52lzuSX4dQ/s16000-rw/6.png)
Answer:
![Question 5 Answer](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhH7YCsEQ6mKp8K1XgaKcBKzUs6wIwq2qJ45vcFAgzQNwiu4E_oTHKkRSmZmibzLGdNVzPUasTa0-8-KJ5cwHJz2aHqEQwR_E8WK0i8KxlDNbtjCy8IfrmRrsHjNsn1odUxCSw_6AxJZToQG1ik4c3Dj1fAR9rZ4RmmjEv5vOezoE_flnZvk0QTxl9HBQ/s16000-rw/7.png)
Question 6: In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram so that it becomes symmetric.
![Question 6](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiEt5XumZMDVBjBou8dzhiwSalg5fW9Mp6VO5JzIUKJxRhE2wWXIv1wpFjtS6T6CL-7i6CfkV8_6UFiVqZKgHb8OHkdP_bb5vQk_-2MOBAnk6LL4t3pBonpr5pAd-WYjnCb00yQDfaFzPVlv6_O4IEfMXMU2fow4or8dKmGJqDmiac89HINvmcTu7y85w/s16000-rw/8.png)
Answer:
![Question 6 Answer](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzKMzWvu9xRtLY1X5p_yspNSuyhb46ceJADGQjh9lGsKKjUt_yGB2_bSa-mEzNM_HOodIoKGtHhpLSHhiwsW3kI1osDRCLC2OsYzQXr9mhE2LH5-SbC284t7ozKjSpBA-yOliD3BzkjEDo6SV5sVUWl7kZa3pak0GrVmInyQKA501D8i6yaC1jBUFubw/s16000/9.png-rw)
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